i found a description of that oc i found and it said that he gave king his scar specifically. that's about it aside from "the doctor is sue's dad" and "the angel statue on the outer wall is probably the doctor's mom i guess", there might be more but this was like...5 years ago so it's hard to...
https://s2.postimg.org/zfr1b7zi1/no101.jpg https://s11.postimg.org/cgz4fwgir/WIN_20170729_07_33_25_Pro.jpg
made a sketch of my weird cave story character I made when i was like ten. his name was no. 101 and the doctor built(? he's not an engineer) him to torture the shit out of mimigas